body {
    font-family: Arial, sans-serif;
    background-color: #f4f4f4;
    margin: 0;
    padding: 0;
}
.container {
    width: 80%;
    margin: auto;
    background-color: #fff;
    padding: 20px;
    border-radius: 8px;
    box-shadow: 0 0 10px rgba(0, 0, 0, 0.1);
}
h1 {
    color: #333;
    text-align: center;
}
h4 {
    color: #555;
    text-align: center;
}
.button {
    display: inline-block;
    background-color: #28a745; /* Green */
    color: white;
    padding: 10px 15px;
    margin: 5px;
    text-decoration: none;
    border: none;
    border-radius: 5px;
    cursor: pointer;
    font-size: 16px;
    transition: background-color 0.3s;
}
.button:hover {
    background-color: #218838; /* Darker green */
}
.menu {
    text-align: center;
    margin-top: 20px;
}
.menu a {
    display: inline-block;
    margin: 0 15px;
}